Adding a custom shader file for the texture browser of Radiant

In order to get a new shaders visible in the texture browser of Radiant you need to have a copy of the shader file in the scripts folder of your game and add the base filename to the scripts\shaderlist.txt file.

For example: quake3\baseq3\scripts\shaderlist.txtquake3\baseq3\scripts\newshaderfilename.shader